 (def mark (tag "mark"))
 (def dbo (tag "dbo"))
 (def a (tag "a"))
-(def img (tag "img"))
-(def embed (tag "embed"))
-(def object (tag "object"))
-(def param (tag "param"))
+(def img (tag "img" void-element))
+(def embed (tag "embed" void-element))
+(def object (tag "object" void-element))
+(def param (tag "param" void-element))
 (def iframe (tag "iframe"))
 (def audio (tag "audio"))
 (def video (tag "video"))

(def optgroup (tag "optgroup"))
(def fieldset (tag "fieldset"))
(def label (tag "label"))
(def input (tag "input"))
(def button (tag "button"))
(def progress (tag "progress"))
(def html (tag "html"))
(def head (tag "head"))
(def title (tag "title"))
(def link (tag "link"))
(def style (tag "style"))
(def base (tag "base"))
(def body (tag "body"))
(def noscript (tag "noscript"))


(def h4 (tag "h4"))
(def h5 (tag "h5"))
(def h6 (tag "h6"))
(def hr (tag "hr" void-element))
(def ul (tag "ul"))
(def ol (tag "ol"))
(def li (tag "li"))
